Saucony Endorphin Pro 4 Running Shoes Push it to the next level in the Endorphin Pro 4, with PWRRUN PB and PWRRUN HG for propulsive movement and snappy Carbon plate for responsive speed. Lightweight Breathable Mesh Upper The lightweight mesh upper is engineered to provide support, ventilation and comfort. The breathable and airy single-layer mesh allows air to flow throughout the shoe to remove any unwanted heat built up so that you remain cool, dry and comfortable at all times. Be race-ready thanks to the silky smooth heel liner and integrated tongue, which works with the traditional leaving system to give a comfortable sock-like feel. PWRRUN PB and PWRRUN HG Midsole With super responsive shock dampening that's proven to perform, PWRRUN PB technology provides lightweight and springy cushioning to keep your feet comfortable at all times. It's the key to personal bests on race day and every day. The PWRRUN PB Foam technology is a full 40% lighter than its PWRRUN predecessor, keeping weight to a minimum and allowing you to run faster and steadier for longer. Sandwiched in between two layers of the ultra-resilient and extra-soft PWRRUN PB Foam, the Endorphin Pro 4 features a Carbon-fibre plate that makes for powerful transitions to fuel every stride to get you to the finish line faster, delivering longitudinal stiffness for maximum metabolic efficiency. The revolutionary technology supports your foot as you move through your gait cycle and has been teamed with SPEEDROLL technology that works to propel you forward effortlessly at toe-off for a more dynamic run. Allowing you to run faster, not harder. The top of the midsole features PWRRUN HG technology which provides lightweight and springy cushioning to keep your feet comfortable. The super foam is lighter and provides more rebound than previous PWRRUN foams allowing you to squeeze all the speed you need to hit your new PB. The combination of foams allows for maximum bounce and cushioning. XT-900 Outsole Designed to keep you in control on the track, the Saucony Endorphin Pro 4 Running Shoes feature an XT-900 outsole. The rubber can form a solid connection with the ground that provides a firm base for you to push off from, making your gait cycle more efficient. The chevron tread pattern provides traction on wet pavement and compact dirt and lets the sole easily flex, so you get fluid, unhindered movement. Reinforced high-abrasion zones provide optimal traction and durability. Updated to combine PWRRUN HG previously only seen in the Elite shoe, with the lightweight propulsion of PWRRUN PB, the Saucony Endorphin Pro 4 in OlivineBlack is powered by two different peba based foams for a snappy and responsive feel to your race day partner. The Saucony Endorphin Pro 4 uses a fulllength carbonplate that is tuned to give longitudinal stiffness and maximum efficiency, when mixed with max stack dual foam propulsion, and Sauconys Speedroll technology you get a forward feeling motion that helps you to new times.The upper features a silkysmooth heel liner and integrated tongue system to make this racing shoe feel like an old friend as you step in. Weight 212g Stack height 39.5 31.5mm Offset 8mm Sustainability This style is vegan and contains recycled materials Snappy SPEEDROLL technology effortless speed and propulsive forward motion Carbon plate maximum and energy return and instant turnover Silky smooth heel liner and integrated tongue for a connected, comfortable fit